Question

Hydrogen resembles halogens in many aspects but which is the most important aspect:-

• A. It's tendency to lose an electron and form a cation
• B. It's tendency to accept an electron and form a stable configuration
• C. Small size of hydrogen
• D. Low negative electron gain enthalpy

Answer 1

The correct option is B

It's tendency to accept an electron and form a stable configuration

Hydrogen accept 1 electron to have a stable configuration which is similar and most important aspect to halogens.

$H+e^{-}\to H^{-}$

$Cl+e^{-}\to C{l}^{-}$